Unnamed: 0 int64 0 18.1k | language stringclasses 4
values | creator stringlengths 2 137 | title stringlengths 2 217 | subject stringclasses 15
values | keyword stringlengths 10 597 | identifier stringlengths 82 244 | description stringlengths 2 2.3k | date stringlengths 14 14 |
|---|---|---|---|---|---|---|---|---|
11,000 | ['eng'] | ['Kachru, S'] | ['Aspects of N=1 String Dynamics'] | ['Particle Physics - Theory'] | ['lectures, Karpacz 1997/02/13', 'string model, heterotic', 'spontaneous compactification', 'field theory, M-theory', 'field theory, F-theory', 'sigma model, nonlinear', 'gauge field theory', 'critical phenomena', 'analytic properties'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705173'] | ['We review several topics of interest in the study of 4d N=1 supersymmetric compactifications of the heterotic string. After a brief introduction to the construction of such models, our focus is on the novel physics which occurs at singularities in the moduli space of vacua. Among the phenomena we discuss are nonpertu... | ['1997-05-23'] |
11,001 | ['eng'] | ['Carter, B'] | ['Brane dynamics for treatment of cosmic strings and vortons'] | ['Particle Physics - Theory'] | ['lectures, Tlaxcala 1996/12/01', 'membrane model, p-brane', 'field theory, action', 'differential geometry', 'field equations', 'current, conservation law', 'vortex', 'string model', 'duality', 'integrability', 'Hamiltonian formalism', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705172'] | ['This course provides a self contained introduction to the general theory of relativistic brane models, of the category that includes point particle, string, and membrane representations for phenomena that can be considered as being confined to a worldsheet of the corresponding dimension (respectively one, two, and th... | ['1997-05-23'] |
11,002 | ['eng'] | ['Zhdanov, R S'] | ['On quasi-exactly solvable matrix models'] | ['Particle Physics - Theory'] | ['matrix model', 'integrability', 'operator, algebra'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705171'] | ['An efficient procedure for constructing quasi-exactly solvable matrix models is suggested. It is based on the fact that the representation spaces of representations of the algebra sl(2,R) within the class of first-order matrix differential operators contain finite dimensional invariant subspaces.'] | ['1997-05-23'] |
11,003 | ['eng'] | ['Saulina, N A'] | ["Intersecting 5-brane solution of N=1, D=10 Dual Supergravity with $\\alpha'$ corrections"] | ['Particle Physics - Theory'] | ['supergravity', 'dimension, 10', 'duality', 'anomaly', 'field equations, solution', 'membrane model, p-brane', 'p-brane, 5'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705170'] | ['A vacuum solution of anomaly-free N=1, D=10 Dual Supergravity is constructed. This vacuum corresponds to the presence of two 5-branes, intersecting along M_4, and possesses N=1, D=4 supersymmetry.'] | ['1997-05-23'] |
11,004 | ['eng'] | ['Behrndt, K', 'Lüst, Dieter', 'Sabra, W A'] | ['Stationary solutions of N=2 supergravity'] | ['Particle Physics - Theory'] | ['supergravity', 'field equations, solution', 'black hole', 'instanton', 'quantization', 'fluctuation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705169'] | ['We discuss general bosonic stationary configurations of N=2, D=4 supergravity coupled to vector multiplets. The requirement of unbroken supersymmetries imposes constraints on the holomorphic symplectic section of the underlying special Kähler manifold. The corresponding solutions of the field equations are completely... | ['1997-05-23'] |
11,005 | ['eng'] | ['Rochev, V E'] | ['On solving Schwinger-Dyson equations for non-Abelian gauge theory'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'gauge field theory, SU(2)', 'Dyson-Schwinger equation, solution', 'propagator', 'perturbation theory, higher-order'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705168'] | ['A method of solving Schwinger-Dyson equations for the Green function generating functional of non-Abelian gauge theory is proposed. The method is based on an approximation of Schwinger-Dyson equations by exactly soluble equations. For the SU(2) model the first step equations of the iteration scheme are solved which d... | ['1997-05-23'] |
11,006 | ['eng'] | ['Samuel, S'] | ['Solutions of Extended Supersymmetric Matrix Models for Arbitrary Gauge Groups'] | ['Particle Physics - Theory'] | ['matrix model', 'gauge field theory, U(N)', 'quantization', 'Hamiltonian formalism', 'phase space', 'perturbation theory', 'energy levels'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705167'] | ['Energy eigenstates for N=2 supersymmetric gauged quantum mechanics are found for the gauges groups SU(n) and U(n). The analysis is aided by the existence of an infinite number of conserved operators. The spectum is continuous. Perturbative eigenstates for $N>2$ are also presented, a case which is relevant for the con... | ['1997-05-23'] |
11,007 | ['eng'] | ['Masuda, T', 'Sasaki, T', 'Suzuki, H'] | ['Seiberg-Witten Theory of Rank Two Gauge Groups and Hypergeometric Series'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(3)', 'group theory, exceptional', 'supersymmetry', 'geometry, algebra', 'duality, transformation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705166'] | ['In SU(2) Seiberg-Witten theory, it is known that the dual pair of fields are expressed by hypergeometric functions. As for the theory with SU(3) gauge symmetry without matters, it was shown that the dual pairs of fields can be expressed by means of the Appell function of type F_4. These expressions are convenient for... | ['1997-05-23'] |
11,008 | ['eng'] | ['Das, S R'] | ['Emission from parallel p-brane Black Holes'] | ['Particle Physics - Theory'] | ['black hole, entropy', 'membrane model, p-brane', 'string model, open', 'cross section', 'emission', 'absorption'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705165'] | ['The entropy of a near-extremal black hole made of parallel D-branes has been shown to agree, upto a numerical factor, with that of the gas of massless open string states on the brane worldvolume when the string coupling is chosen suitably. We investigate the process of emission or absorption of massless S-wave neutra... | ['1997-05-23'] |
11,009 | ['eng'] | ['Chou, C L'] | ['Deformations of the SUSY SU(5) Theory with an Antisymmetric Tensor'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(5)', 'supersymmetry, dynamically broken', 'duality, magnetic', 'multiplet', 'field theory, singlet', 'potential, flat direction', 'gauge field theory, SU(2) x SU(2)'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705164'] | ['The N=1 supersymmetric gauge SU(5) theory with one antisymmetric tensor, n+3 fundamentals and n+4 antifundamentals has dual magnetic descriptions in the infrared. By introducing extra singlet fields and tree level superpotantial terms to the electric SU(5) theories, we are able to make the dual theories flow to the k... | ['1997-05-22'] |
11,010 | ['eng'] | ['Kakushadze, Z', 'Shiu, G'] | ['A Chiral N=1 Type I Vacuum in Four Dimensions and Its Heterotic Dual'] | ['Particle Physics - Theory'] | ['string model, heterotic', 'vacuum state, chiral', 'spontaneous compactification, orbifold', 'moduli space', 'duality', 'group theory, representation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705163'] | ['In this paper we consider Type I string theory compactified on Z_7 orbifold. The model has N=1 supersymmetry, U(4) øtimes U(4) øtimes U(4) øtimes SO(8) gauge group, and chiral matter. There are only D9-branes (for which we discuss tadpole cancellation conditions) in this model corresponding to perturbative heterotic ... | ['1997-05-22'] |
11,011 | ['eng'] | ['Hull, C M'] | ['Gravitational Duality, Branes and Charges'] | ['Particle Physics - Theory'] | ['string model', 'dimension, 10', 'field theory, M-theory', 'dimension, 11', 'membrane model, p-brane', 'duality', 'gravitation', 'field theory, action'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705162'] | ['It is argued that D=10 type II strings and M-theory in D=11 have D-5 branes and 9-branes that are not standard p-branes coupled to anti-symmetric tensors. The global charges in a D-dimensional theory of gravity consist of a momentum $P_M$ and a dual D-5 form charge $K_{M_1...M_{D-5}}$, which is related to the NUT cha... | ['1997-05-22'] |
11,012 | ['eng'] | ["Figueroa-O'Farrill, J M", 'Koehl, C', 'Spence, B'] | ['Supersymmetry and the cohomology of (hyper)Kähler manifolds'] | ['Particle Physics - Theory'] | ['space-time, Kaehler', 'cohomology', 'supersymmetry', 'sigma model, nonlinear', 'dimension, 2', 'dimension, 6'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705161'] | ['The cohomology of a compact Kaehler (resp. hyperKaehler) manifold admits the action of the Lie algebra so(2,1) (resp. so(4,1)). In this paper we show, following an idea of Witten, how this action follows from supersymmetry, in particular from the symmetries of certain supersymmetric sigma models. In addition, many of... | ['1997-05-22'] |
11,013 | ['eng'] | ['Townsend, P K'] | ['Membrane tension and manifest IIB S-duality'] | ['Particle Physics - Theory'] | ['membrane model, torsion', 'string model', 'supersymmetry', 'Born-Infeld model', 'duality'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705160'] | ["A manifestly S-dual, and `12 dimensional', IIB superstring action with an $(Sl(2;R)$ doublet of `Born-Infeld' fields is presented. The M-theory origin of the 12th dimension is the M-2-brane tension, which can be regarded as the flux of a 3-form worldvolume field strength. The latter is required by the fact that the M... | ['1997-05-22'] |
11,014 | ['eng'] | ['Harada, K', 'Heinzl, T', 'Stern, C'] | ['Variational Mass Perturbation Theory for Light-Front Bound-State Equations'] | ['Particle Physics - Theory'] | ['Schwinger model', 'bound state, wave function', 'quantization, light front', 'fermion, mass', 'perturbation theory', 'meson, mass', 'expansion, higher-order', 'numerical calculations, variational', 'tables'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705159'] | ["We investigate the mesonic light-front bound-state equations of the 't Hooft and Schwinger model in the two-particle, i.e. valence sector, for small fermion mass. We perform a high precision determination of the mass and light-cone wave function of the lowest lying meson by combining fermion mass perturbation theory ... | ['1997-05-22'] |
11,015 | ['eng'] | ['Arafune, J', 'Ogure, K', 'Sato, J'] | ['Non-perturbative Evaluation of the Effective Potential of $\\lambda\\phi^4$ Theory at Finite Temperature under the Super-Daisy Approximation'] | ['Particle Physics - Theory'] | ['phi**n model, 4', 'finite temperature', 'effective potential', 'nonperturbative', 'perturbation theory, higher-order', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705158'] | ['We calculate the effective potential of the scalar theory at finite temperature under the super-daisy approximation, after expressing its derivative with respect to mass square in terms of the full propagator. This expression becomes the self-consistent equation for the derivative of the effective potential. We find ... | ['1997-05-22'] |
11,016 | ['eng'] | ['Barcelos-Neto, J', 'Oliveira, W'] | ['Gauging the nonlinear $\\sigma$-model through a non-Abelian algebra'] | ['Particle Physics - Theory'] | ['sigma model, nonlinear', 'dimension, 2', 'supersymmetry', 'gauge field theory', 'commutation relations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705157'] | ['We use an extension of the method due to Batalin, Fradkin, Fradkina, and Tyutin (BFFT) for transforming the nonlinear $\\sigma$ model in a non-Abelian gauge theory. We deal with both supersymmetric and nonsupersymmetric cases. The bosonic case was already considered in literature but just gauged with an Abelian algeb... | ['1997-05-22'] |
11,017 | ['eng'] | ['Alba, D', 'Lusanna, L'] | ['The Classical Relativistic Quark Model in the Rest-Frame Wigner-Covariant Coulomb Gauge'] | ['Particle Physics - Theory'] | ['scalar particle, colored particle', 'gauge field theory, SU(3)', 'operator, Dirac', 'Coulomb gauge', 'Hamiltonian formalism, constraint', 'Lagrangian formalism', 'quark, relativistic', 'asymptotic freedom', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705156'] | ['The system of N scalar particles with Grassmann-valued color charges plus the color SU(3) Yang-Mills field is reformulated on spacelike hypersurfaces. The Dirac observables are found and the physical invariant mass of the system in the Wigner-covariant rest-frame instant form of dynamics (covariant Coulomb gauge) is ... | ['1997-05-22'] |
11,018 | ['eng'] | ['Alba, D', 'Lusanna, L'] | ['The Lienard-Wiechert Potential of Charged Scalar Particles and their Relation to Scalar Electrodynamics in the Rest-Frame Instant Form'] | ['Particle Physics - Theory'] | ['charged particle, scalar particle', 'electromagnetic field', 'Hamiltonian formalism, constraint', 'Coulomb gauge', 'Dirac equation', 'causality', 'quantum electrodynamics, scalar', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705155'] | ['After a summary of a recently proposed new type of instant form of dynamics (the Wigner-covariant rest-frame instant form), the reduced Hamilton equations in the covariant rest-frame Coulomb gauge for the isolated system of N scalar particles with pseudoclassical Grassmann-valued electric charges plus the electromagn... | ['1997-05-22'] |
11,019 | ['eng'] | ['Lusanna, L'] | ["Unified Description and Canonical Reduction to Dirac's Observables of the Four Interactions"] | ['Particle Physics - Theory'] | ['talk, Les Houches 1997/02/24', 'gauge field theory, SU(3) x SU(2) x U(1)', 'Coulomb gauge', 'transformation, canonical', 'renormalization', 'gravitation', 'operator, Dirac', 'Hamiltonian formalism, constraint'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705154'] | ['Talk at the International Workshop ``New Non Perturbative Methods and Quantization on the Light Cone", Les Houches February 24 - March 7, 1997.'] | ['1997-05-22'] |
11,020 | ['eng'] | ['Chamseddine, A H'] | ['An Effective Superstring Spectral Action'] | ['Particle Physics - Theory'] | ['quantum mechanics', 'sigma model, nonlinear', 'string model', 'supersymmetry', 'effective action', 'quantization', 'Hamiltonian formalism', 'differential geometry, noncommutative'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705153'] | ['A supersymmetric theory in two-dimensions has enough data to define a noncommutative space thus making it possible to use all the tools of noncommutative geometry. In particular, we apply this to the N=1 supersymmetric non-linear sigma model and derive an expression for the generalized loop space Dirac operator, in p... | ['1997-05-22'] |
11,021 | ['eng'] | ['Maru, N', 'Nishimura, J'] | ['Lattice Formulation of Supersymmetric Yang-Mills Theories without Fine-Tuning'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'supersymmetry', 'dimension, 3', 'dimension, 4', 'dimension, 6', 'dimension, 10', 'lattice field theory', 'symmetry, chiral', 'dimensional reduction', 'anomaly'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705152'] | ['We present a lattice formulation which gives super Yang-Mills theories in any dimensions with simple supersymmetry as well as extended supersymmetry in the continuum limit without fine-tuning. We first formulate super Yang-Mills theories with simple supersymmetry in 3,4,6,10 dimensions, incorporating the gluino on th... | ['1997-05-22'] |
11,022 | ['eng'] | ['Houghton, C', 'Manton, N S', 'Sutcliffe, P M'] | ['Rational Maps, Monopoles and Skyrmions'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(2)', 'Higgs model', 'Skyrme model', 'field theory, soliton', 'geometry, algebra', 'Morse theory', 'moduli space', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705151'] | ['We discuss the similarities between BPS monopoles and Skyrmions, and point to an underlying connection in terms of rational maps between Riemann spheres. This involves the introduction of a new ansatz for Skyrme fields. We use this to construct good approximations to several known Skyrmions, including all the minimal... | ['1997-05-22'] |
11,023 | ['eng'] | ['Gaida, I'] | ['Gauge Symmetry Enhancement and N = 2 Supersymmetric Quantum Black Holes in Heterotic String Vacua'] | ['Particle Physics - Theory'] | ['string model, heterotic', 'vacuum state', 'black hole, supersymmetry', 'spontaneous compactification', 'moduli space', 'duality'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705150'] | ["N=2 supersymmetric quantum black holes in the heterotic S-T-U model are presented. In particular three classes of axion-free quantum black holes with half the N=2, D=4 supersymmetries unbroken are considered. First, these quantum black holes are investigated at generic points in moduli space. Then ``linearized'' non-... | ['1997-05-21'] |
11,024 | ['eng'] | ['Naculich, S G', 'Schnitzer, H J'] | ['Superconformal Coset Equivalence from Level-Rank Duality'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'dimension, 2', 'coset space', 'duality', 'transformation, modular', 'Wess-Zumino-Witten model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705149'] | ['We construct a one-to-one map between the primary fields of the N=2 superconformal Kazama-Suzuki models G(m,n,k) and G(k,n,m) based on complex Grassmannian cosets, using level-rank duality of Wess-Zumino-Witten models. We then show that conformal weights, superconformal U(1) charges, modular transformation matrices, ... | ['1997-05-21'] |
11,025 | ['eng'] | ['Johnson, C V'] | ['On the Orientifolding of Type II NS-Fivebranes'] | ['Particle Physics - Theory'] | ['membrane model, p-brane', 'p-brane, 5', 'field theory, conformal', 'field theory, orientifold', 'geometry'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705148'] | ["Dualities between certain supersymmetric gauge field theories in three and four dimensions have been studied in considerable detail recently, by realizing them as geometric manipulations of configurations of extended objects in type II string theory. These extended objects include `D-branes' and `NS-(five)branes'. In... | ['1997-05-21'] |
11,026 | ['eng'] | ['Hawking, Stephen William', 'Ross, S F'] | ['Loss of quantum coherence through scattering off virtual black holes'] | ['Particle Physics - Theory'] | ['black hole', 'vacuum state, fluctuation', 'coherence', 'space-time, background', 'space-time, Lorentz', 'field theory, scalar', 'Bogolyubov transformation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705147'] | ['In quantum gravity, fields may lose quantum coherence by scattering off vacuum fluctuations in which virtual black hole pairs appear and disappear. Although it is not possible to properly compute the scattering off such fluctuations, we argue that one can get useful qualitative results, which provide a guide to the p... | ['1997-05-21'] |
11,027 | ['eng'] | ['Bonini, M', 'Simionato, M'] | ['Wilson renormalization group and improved perturbation theory'] | ['Particle Physics - Theory'] | ['renormalization group', 'perturbation theory', 'coupling constant', 'invariance, gauge', 'quantum electrodynamics', 'phi**n model, 3', 'phi**n model, 4', 'dimension, 4', 'dimension, 6', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705146'] | ['We discuss a resummed perturbation theory based on the Wilson renormalization group. In this formulation the Wilsonian flowing couplings, which generalize the running coupling, enter directly into the loop expansion. In the case of an asymptotically free theory the flowing coupling is well defined since the infrared ... | ['1997-05-21'] |
11,028 | ['eng'] | ['Cruz, J', 'Navarro-Salas, J'] | ['Canonical Equivalence of a Generic 2D Dilaton Gravity Model and a Bosonic String Theory'] | ['Particle Physics - Theory'] | ['gravitation', 'field theory, dilaton', 'field theory, transformation', 'Hamiltonian formalism', 'string model, boson', 'space-time, Minkowski'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705145'] | ['We show that a canonical tranformation converts, up to a boundary term, a generic 2d dilaton gravity model into a bosonic string theory with a Minkowskian target space.'] | ['1997-05-21'] |
11,029 | ['eng'] | ['Gebert, R W', 'Nicolai, Hermann C'] | ['On the Imaginary Simple Roots of the Borcherds Algebra $g_{II_{9,1}}$'] | ['Particle Physics - Theory'] | ['algebra, Kac-Moody', 'algebra, E(10)', 'algebra, representation', 'analytic properties'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705144'] | ['In a recent paper (hep-th/9703084) it was conjectured that the imaginary simple roots of the Borcherds algebra $g_{II_{9,1}}$ at level 1 are its only ones. We here propose an independent test of this conjecture, enabling us to establish its validity (by hand) for all roots of norm $\\geq -8$. However, the conjecture ... | ['1997-05-21'] |
11,030 | ['eng'] | ['Sonnenschein, J'] | ['Novel field theory phenomena from F theory and D-branes'] | ['Particle Physics - Theory'] | ['talk, Karpacz 1997/02/13', 'membrane model, D-brane', 'field theory, F-theory', 'field theory, Kaehler', 'field theory, orientifold', 'supersymmetry, superfield', 'field theory, conformal', 'string model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705143'] | ["Talk presented in the 97 Karpatcz winter school. We describe Sen's work on F theory on K3 and its reflection on the world-volume field theory on a D3-brane probe. Field theories on a multiple of probes are analyzed. We construct a 4d N=1 superconformal probe theory which is invariant under electric-magnetic duality v... | ['1997-05-21'] |
11,031 | ['eng'] | ['Pillin, M'] | ['Polynomial Recursion Equations in Form Factors of ADE Toda Field Theories'] | ['Particle Physics - Theory'] | ['field theory, Toda', 'field theory, affine', 'dimension, 2', 'S-matrix', 'bootstrap'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705142'] | ['It is shown that the problem of calculating form factors in ADE affine Toda field theories can be reduced to the nonperturbative recursive calculation of polynomials symmetric in each sort of variables. We determine these recursion equations explicitly for the ADE series and characterize the polynomial solutions by a... | ['1997-05-21'] |
11,032 | ['eng'] | ['Fujita, T', 'Hiramoto, M'] | ['Examination of factorization ansatz of S-matrix in massive Thirring model'] | ['Particle Physics - Theory'] | ['Thirring model, massive', 'dimension, 2', 'S-matrix', 'factorization', 'field theory, soliton', 'rapidity', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705140'] | ['We examine the factorization ansatz of the S-matrix in the massive Thirring model. Using the rapidity values obtained numerically for the vacuum as well as for the $1p-1h$ and the $2p-2h$ states, we show that the factorization of the S-matrix for the particle hole scattering does not hold. This is because the crossin... | ['1997-05-21'] |
11,033 | ['eng'] | ["D'Alwis, S P"] | ['Coupling of branes and normalization of effective actions in string/M-theory'] | ['Particle Physics - Theory'] | ['membrane model, p-brane', 'membrane model, D-brane', 'charge, quantization', 'effective action', 'string model', 'field theory, M-theory', 'supergravity', 'anomaly', 'perturbation theory, higher-order'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705139'] | ['We discuss issues involving p(D)- brane charge quantization and the normalization of effective actions, in string/M-theory. We also construct the action of (the bosonic sector of) eleven dimensional supergravity in the presence of two- and five- branes and discuss (perturbative) anomaly cancellation.'] | ['1997-05-20'] |
11,034 | ['eng'] | ['Acharya, B S', "O'Loughlin, M H", 'Spence, B'] | ['Higher Dimensional Analogues of Donaldson-Witten Theory'] | ['Particle Physics - Theory'] | ['gauge field theory, topological', 'fermion', 'field theory, instanton', 'correlation function', 'differential forms', 'Donaldson theory', 'dimension, >4'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705138'] | ['We present a Donaldson-Witten type field theory in eight dimensions on manifolds with $Spin(7)$ holonomy. We prove that the theory is topological and present the invariants. In six and seven dimensions we discuss similar theories on Calabi-Yau threefolds and manifolds of $G_2$ holonomy respectively. We point out that... | ['1997-05-20'] |
11,035 | ['eng'] | ['Bonora, L', 'Chu, C S'] | ['On the string interpretation of M(atrix) theory'] | ['Particle Physics - Theory'] | ['field theory, M-theory', 'matrix model', 'gauge field theory, SU(N)', 'supersymmetry', 'dimension, 2', 'field theory, cylinder', 'Hamiltonian formalism', 'string model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705137'] | ['It has been proposed recently that, in the framework of M(atrix) theory, N=8 supersymmetric U(N) Yang-Mills theory in 1+1 dimensions (SYM_{1+1}) gives rise to type IIA long string configurations. We point out that the quantum moduli space of SYM_{1+1} gives rise to two quantum numbers, which fit very well into the M(... | ['1997-05-20'] |
11,036 | ['eng'] | ['Brown, W E', 'Kogan, I I'] | ['A variational approach to the QCD wavefunctional'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N)', 'gauge field theory, Yang-Mills', 'charge, renormalization', 'Feynman graph, tadpole', 'sigma model, nonlinear', 'dimension, 3', 'effective action, nonlocal', 'quantum chromodynamics', 'renormalization group, beta function', 'mathematical methods, variational'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705136'] | ["The beta-function is calculated for an SU(N) Yang-Mills theory from an ansatz for the vacuum wavefunctional. Direct comparison is made with the results of calculations of the beta-function of QCD. In both cases the theories are asymptotically free. The only difference being in the numerical coefficient of the beta-fu... | ['1997-05-20'] |
11,037 | ['eng'] | ['Vendrell, F'] | ['A black hole in two-dimensional space-time'] | ['Particle Physics - Theory'] | ['black hole, radiation', 'space-time, horizon', 'dimension, 2', 'topology', 'back reaction', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705135'] | ["An imploding shell of radiation is shown to create a 2-D black hole within the framework of the ``R=T'' theory. The radius of the horizon is given by 1/(2M), where M is the mass of the black hole. The topology of the central singularity is that of a corner. The radiation emitted very far from the black hole is therma... | ['1997-05-20'] |
11,038 | ['eng'] | ['Alfinito, E', 'Manka, R', 'Vitiello, G'] | ['Double Universe'] | ['Particle Physics - Theory'] | ['inflationary universe', 'time dependence', 'quantization', 'Hamiltonian formalism', 'entropy', 'energy', 'vacuum state', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705134'] | ['We discuss the canonical quantization of non-unitary time evolution in inflating Universe. We consider gravitational wave modes in the FRW metrics in a de Sitter phase and show that the vacuum is a two-mode SU(1,1) squeezed state of thermo field dynamics, thus exhibiting the link between inflationary evolution and th... | ['1997-05-20'] |
11,039 | ['eng'] | ['Inagaki, T', 'Ogure, K', 'Sato, J'] | ['Non-perturbative approach to the effective potential of the $\\lambda\\phi^{4}$ theory at finite temperature'] | ['Particle Physics - Theory'] | ['phi**n model, 4', 'finite temperature', 'effective potential', 'differential equations', 'critical phenomena', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705133'] | ['We construct a non-perturbative method to investigate the phase structure of the scaler theory at finite temperature. The derivative of the effective potential with respectto the mass square is expressed in terms of the full propagator. Under a certain approximation this expression reduces to the partial differential... | ['1997-05-20'] |
11,040 | ['eng'] | ['Kim, N', 'Rey, S J'] | ['M(atrix) Theory on $T_{5}/Z_{2}$ Orbifold and Five-Brane'] | ['Particle Physics - Theory'] | ['field theory, M-theory', 'spontaneous compactification', 'matrix model', 'field theory, orbifold', 'supersymmetry', 'membrane model, p-brane', 'p-brane, 5', 'supergravity', 'anomaly', 'regularization'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705132'] | ['We study M(atrix) theory description of M theory compactified on $T_5/Z_2$ orbifold. In large volume limit we show that M theory dynamics is described by N=8 supersymmetric USp(2N) M(atrix) quantum mechanics. Via zero-brane parton scattering, we show that each orbifold fixed point carries anomalous G-flux sector cons... | ['1997-05-20'] |
11,041 | ['eng'] | ['Klemm, A D'] | ['On the Geometry behind N=2 Supersymmetric Effective Actions in Four Dimensions'] | ['Particle Physics - Theory'] | ['lectures, Trieste 1996/06/10', 'lectures, Karpacz 1997/02/13', 'gauge field theory, Yang-Mills', 'supersymmetry, superfield', 'field theory, soliton', 'renormalization group', 'geometry, algebra', 'duality', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705131'] | ['An introduction to Seiberg-Witten theory and its relation to theories, which include gravity. Extended version of lectures presented at the Trieste Summer school 1996 and the 33rd Karpacz school on String dualities 1997.'] | ['1997-05-20'] |
11,042 | ['eng'] | ['Bergman, O', 'Gaberdiel, M R', 'Lifschytz, G'] | ['Branes, Orientifolds and the Creation of Elementary Strings'] | ['Particle Physics - Theory'] | ['membrane model, D-brane', 'membrane model, interaction', 'potential', 'field theory, orientifold', 'string model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705130'] | ['The potential of a configuration of two Dirichlet branes for which the number of ND-directions is eight is determined. Depending on whether one of the branes is an anti-brane or a brane, the potential vanishes or is twice as large as the dilaton-gravitational potential. This is shown to be related to the fact that a ... | ['1997-05-20'] |
11,043 | ['eng'] | ['Comellas, J'] | ['Polchinski equation, reparameterization invariance and the derivative expansion'] | ['Particle Physics - Theory'] | ['field theory, scalar', 'renormalization group, transformation', 'invariance, reparametrization', 'perturbation theory, higher-order', 'Ising model', 'critical phenomena', 'universality', 'expansion, derivative', 'fixed point', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705129'] | ['The connection between the anomalous dimension and some invariance properties of the fixed point actions within exact RG is explored. As an application, Polchinski equation at next-to-leading order in the derivative expansion is studied. For the Wilson fixed point of the one-component scalar theory in three dimension... | ['1997-05-19'] |
11,044 | ['eng'] | ['Fukuma, M', 'Kawai, H', 'Kitazawa, Y', 'Tsuchiya, A'] | ['String Field Theory from IIB Matrix Model'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N)', 'supersymmetry', 'expansion 1/N', 'matrix model', 'Wilson loop', 'loop space', 'field theory, string', 'string, interaction', 'scaling'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705128'] | ['We derive Schwinger-Dyson equations for the Wilson loops of a type IIB matrix model. Superstring coordinates are introduced through the construction of the loop space. We show that the continuum limit of the loop equation reproduces the light-cone superstring field theory of type IIB superstring in the large-N limit.... | ['1997-05-19'] |
11,045 | ['eng'] | ['Baulieu, L', 'Kanno, H', 'Singer, I M'] | ['Cohomological Yang-Mills Theory in Eight Dimensions'] | ['Particle Physics - Theory'] | ['talk, Seoul and Sokcho 1997/02/17', 'gauge field theory, Yang-Mills', 'field theory, topological', 'cohomology', 'dimension, 8', 'field equations, instanton', 'supersymmetry', 'field theory, instanton', 'dimensional reduction'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705127'] | ['We construct nearly topological Yang-Mills theories on eight dimensional manifolds with a special holonomy group. These manifolds are the Joyce manifold with $Spin(7)$ holonomy and the Calabi-Yau manifold with $SU(4)$ holonomy. An invariant closed four form $T_{\\mu\\nu\\rho\\sigma}$ on the manifold allows us to defi... | ['1997-05-19'] |
11,046 | ['eng'] | ['Minic, D'] | ['Matrix String Theory As A Generalized Quantum Theory'] | ['Particle Physics - Theory'] | ['matrix model', 'string model', 'field theory, planar', 'fermion', 'gauge field theory, SU(infinity)', 'renormalization group'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705126'] | ['Matrix String Theory of Banks, Fischler, Shenker and Susskind can be understood as a generalized quantum theory (provisionally named "quansical" theory) which differs from Adler\'s generalized trace quantum dynamics. The effective Matrix String Theory Hamiltonian is constructed in a particular fermionic realization o... | ['1997-05-19'] |
11,047 | ['eng'] | ['Minic, D'] | ['On The Planar Yang-Mills Theory'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(infinity)', 'field theory, planar', 'dimension, 3', 'factorization', 'effective Hamiltonian'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705125'] | ['The planar Yang-Mills theory in three spatial dimensions is examined in a particular representation which explicitly embodies factorization. The effective planar Yang-Mills theory Hamiltonian is constructed in this representation.'] | ['1997-05-19'] |
11,048 | ['eng'] | ['Fosco, C', 'Rossini, G L', 'Schaposnik, F A'] | ['Induced Parity Breaking Term at Finite Temperature'] | ['Particle Physics - Theory'] | ['quantum electrodynamics', 'dimension, 3', 'finite temperature', 'fermion, effective action', 'parity, violation', 'fermion, determinant', 'invariance, gauge', 'anomaly'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705124'] | ['We compute the exact induced parity-breaking part of the effective action for 2+1 massive fermions in $QED_3$ at finite temperature by calculating the fermion determinant in a particular background. The result confirms that gauge invariance of the effective action is respected even when large gauge transformations ar... | ['1997-05-19'] |
11,049 | ['eng'] | ['Cattaneo, A S', 'Cotta-Ramusino, P', 'Fucito, F', 'Martellini, M', 'Rinaldi, M', 'Tanzini, A', 'Zeni, M'] | ['Four-Dimensional Yang-Mills Theory as a Deformation of Topological BF Theory'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'field theory, BF', 'field theory, deformation', 'path integral', 'perturbation theory', 'dependence, gauge', 'transformation, Becchi-Rouet-Stora', 'fibre bundle'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705123'] | ['The classical action for pure Yang-Mills gauge theory can be formulated as a deformation of the topological BF theory where, beside the two-form field $B$, one has to add one extra-field $\\eta$ given by a one-form which transforms as the difference of two connections. The ensuing action functional gives a theory tha... | ['1997-05-19'] |
11,050 | ['eng'] | ['Hjelmeland, S E', 'Lindström, U'] | ['Duality for the Non-Specialist'] | ['Particle Physics - Theory'] | ['review', 'duality', 'field theory, scalar', 'field theory, tensor', 'gauge field theory, U(1)', 'differential forms', 'dimension, 2-4', 'sigma model, nonlinear'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705122'] | ['This is the written version of a series of lectures reviewing the basics of duality as applied to p-forms and sigma-models. The ideas are introduced by way of worked examples, often quite detailed. Our approach is very pedestrian and the presentation is aimed at non-specialists, such as e.g. graduate students.'] | ['1997-05-19'] |
11,051 | ['eng'] | ['Hisakado, M'] | ['Unitary Matrix Models and Phase Transition'] | ['Particle Physics - Theory'] | ['matrix model, action', 'gauge field theory, U(N)', 'charge, topological', 'critical phenomena', 'expansion 1/N'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705121'] | ['We study the unitary matrix model with a topological term. We call the topological term the theta term. In the symmetric model there is the phase transition at $\\lambda_{c}=2$. If the Wilson term is larger than the theta term, there is the phase transition at the same $\\lambda_{c}$. On the other hand, if the theta ... | ['1997-05-19'] |
11,052 | ['eng'] | ['Pachos, J'] | ['Virasoro Algebra and O(N) $\\sigma$ Model'] | ['Particle Physics - Theory'] | ['sigma model, nonlinear', 'symmetry, O(N)', 'algebra, Virasoro', 'string model', 'vacuum state', 'central charge', 'mathematical methods, variational'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705119'] | ['Within the framework of a local expansion of the logarithm of the O(N) sigma-model vacuum functional, valid for slowly varying fields, the modified Virasoro algebra is studied. The operator-like central charge term is given, up to second order, for a general functional.'] | ['1997-05-16'] |
11,053 | ['eng'] | ['Akemann, G', 'Plefka, J C'] | ['The Chiral Supereigenvalue Model'] | ['Particle Physics - Theory'] | ['matrix model', 'supersymmetry', 'loop space', 'Dyson-Schwinger equation', 'perturbation theory, higher-order', 'approximation, planar', 'correlation function'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705114'] | ['A supereigenvalue model with purely positive bosonic eigenvalues is presented and solved by considering its superloop equations. This model represents the supersymmetric generalization of the complex one matrix model, in analogy to the relation between the supereigenvalue and the hermitian one matrix model. Closed ex... | ['1997-05-16'] |
11,054 | ['eng'] | ['Pierre, J M'] | ['Interactions of Eight-branes in String Theory and M(atrix) Theory'] | ['Particle Physics - Theory'] | ['field theory, M-theory', 'matrix model', 'membrane model, p-brane', 'p-brane, 8', 'interaction', 'string model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705110'] | ['We consider eight-brane configurations in M(atrix) theory and compute their interaction potentials with gravitons, membranes, and four-branes. We compare these results with the interactions of D8-branes with D0-branes, D2-branes, and D4-branes in IIA string theory.'] | ['1997-05-16'] |
11,055 | ['eng'] | ['Toppan, F'] | ['Lie-Algebraic Characterization of 2D (Super-)Integrable Models'] | ['Particle Physics - Theory'] | ['talk, Kharkov 1997/01/05', 'algebra, Lie', 'algebra, affine', 'differential equations, nonlinear', 'integrability', 'dimension, 2', 'supersymmetry'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705109'] | ['It is pointed out that affine Lie algebras appear to be the natural mathematical structure underlying the notion of integrability for two-dimensional systems. Their role in the construction and classification of 2D integrable systems is discussed. The super- symmetric case will be particularly enphasized. The fundame... | ['1997-05-16'] |
11,056 | ['eng'] | ['Faraggi, A E', 'Matone, M'] | ['Quantum Mechanics from an Equivalence Principle'] | ['Particle Physics - Theory'] | ['quantum mechanics', 'phase space', 'invariance, diffeomorphism', 'equivalence principle', 'Hamiltonian formalism'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705108'] | ['We show that requiring diffeomorphic equivalence for one-dimensional stationary states implies that the reduced action $\\S_0$ satisfies the quantum Hamilton-Jacobi equation with the Planck constant playing the role of a covariantizing parameter. The construction shows the existence of a fundamental initial condition... | ['1997-05-16'] |
11,057 | ['eng'] | ['Kazama, Y'] | ['Scattering of Quantized Dirichlet Particles'] | ['Particle Physics - Theory'] | ['string model', 'particle, relativistic', 'particle, D-particle', 'scattering amplitude', 'analytic properties'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705111'] | ["As a step toward satisfactory understanding of the quantum dynamics of Dirichlet \\break (D-) particles, the amplitude for the basic process describing the scattering of two quantized D-particles is computed in bosonic string theory. The calucluation is performed and cross-checked using three different methods, namel... | ['1997-05-16'] |
11,058 | ['eng'] | ['Govindarajan, S'] | ['A note on M(atrix) theory in seven dimensions with eight supercharges'] | ['Particle Physics - Theory'] | ['field theory, M-theory', 'matrix model', 'dimension, 7', 'supersymmetry, charge', 'charge, multiplet'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705113'] | ['We consider M(atrix) theory compactifications to seven dimensions with eight unbroken supersymmetries. We conjecture that both M(atrix) theory on K3 and Heterotic M(atrix) theory on T^3 are described by the same 5+1 dimensional theory with N=1 supersymmetry. The emergence of the extra dimension follows from a recent ... | ['1997-05-16'] |
11,059 | ['eng'] | ['Englert, F'] | ['On the black hole unitarity issue'] | ['Particle Physics - Theory'] | ['talk, Puri 1996/12/12', 'black hole', 'string model', 'instanton', 'radiation, Hawking', 'entropy', 'temperature', 'unitarity'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705115'] | ["I discuss features required for preserving unitarity in black hole decay and concepts underlying such a perspective. Unitarity requires that correlations extend on the scale of the horizon. I show, in a toy model inspired by string theories, that such correlations can indeed arise. The model suggests that, after a ti... | ['1997-05-16'] |
11,060 | ['eng'] | ['Taylor, W'] | ['Adhering 0-branes to 6-branes and 8-branes'] | ['Particle Physics - Theory'] | ['membrane model, p-brane', 'gauge field theory, U(N)', 'supersymmetry', 'field equations, solution'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705116'] | ['A Yang-Mills solution is constructed on T^6 which corresponds to a brane configuration composed purely of 0-branes and 6-branes. This configuration breaks all supersymmetries and has an energy greater than the sum of the energies of its components; nonetheless, the configuration is stable classically, at least to qua... | ['1997-05-16'] |
11,061 | ['eng'] | ['Seiberg, N'] | ['Notes on Theories with 16 Supercharges'] | ['Particle Physics - Theory'] | ['talk, Trieste 1997/03/07', 'any-dimensional', 'supersymmetry, charge', 'charge, multiplet', 'supersymmetry, representation', 'supersymmetry, multiplet', 'vacuum state', 'moduli space', 'spontaneous compactification'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705117'] | ['We survey the various field theories with 16 real supercharges. The most widely known theory in this class is the N=4 theory in four dimensions. The moduli space of vacua of these theories are described and the physics at the singularities of the moduli spaces are studied.'] | ['1997-05-16'] |
11,062 | ['eng'] | ['Kallosh, R'] | ['Volkov-Akulov theory and D-branes'] | ['Particle Physics - Theory'] | ['talk, Kharkov 1997/01/05', 'membrane model, p-brane', 'membrane model, D-brane', 'p-brane, 9', 'Born-Infeld model', 'supersymmetry, superfield', 'quantization', 'Hamiltonian formalism'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705118'] | ['The action of supersymmetric Born-Infeld theory (D-9-brane in a Lorentz covariant static gauge) has a geometric form of the Volkov-Akulov-type. The first non-linearly realized supersymmetry can be made manifest, the second world-volume supersymmetry is not manifest. We also study the analogous 2 supersymmetries of th... | ['1997-05-16'] |
11,063 | ['eng'] | ['Chepelev, I', 'Tseytlin, Arkady A'] | ['Interactions of type IIB D-branes from D-instanton matrix model'] | ['Particle Physics - Theory'] | ['membrane model, p-brane', 'membrane model, D-brane', 'string model, closed', 'supersymmetry', 'effective action', 'gauge field theory, Yang-Mills', 'dimension, < =10', 'background field', 'matrix model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705120'] | ["We compute long-distance interaction potentials between certain 1/2 and 1/4 supersymmetric D-brane configurations of type IIB theory, demonstrating detailed agreement between classical supergravity and one-loop instanton matrix model results. This confirms the interpretation of D-branes as described by classical matr... | ['1997-05-16'] |
11,064 | ['eng'] | ['Bordag, M', 'Gillies, G T', 'Mostepanenko, V M'] | ['New Constraints on the Yukawa-Type Hypothetical Interaction From The Recent Casimir Force Measurement'] | ['Particle Physics - Theory'] | ['forces, Casimir', 'interaction, long-range', 'coupling, Yukawa', 'coupling, constraint', 'numerical calculations, interpretation of experiments'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705101'] | ['We calculate the constraints on the constants of hypothetical long-range interactions which follow from the recent measurement of the Casimir force. A comparison with previous constraints is given. The new constraints are up to a factor of 3000 stronger in some parameter regions .'] | ['1997-05-15'] |
11,065 | ['eng'] | ['Alvarez, Enrique', 'Meessen, P', 'Ortín, Tomas'] | ['Transformation of Black-Hole Hair under Duality and Supersymmetry'] | ['Particle Physics - Theory'] | ['black hole, hair', 'string model, heterotic', 'duality, transformation', 'charge', 'supersymmetry', 'field theory, vector', 'asymptotic behavior'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705094'] | ["We study the transformation under the String Theory duality group of the observable charges (mass, angular momentum, NUT charge, electric, magnetic and different scalar charges) of four dimensional point-like objects whose asymptotic behavior constitutes a subclass closed under duality. The charges fall into two comp... | ['1997-05-15'] |
11,066 | ['eng'] | ['Ortín, Tomas'] | ['Non-Supersymmetric (but) Extreme Black Holes, Scalar Hair and Other Open Problems'] | ['Particle Physics - Theory'] | ['talk, Karpacz 1997/02/13', 'black hole, hair', 'supergravity', 'supersymmetry, embedding', 'thermodynamics', 'charge, scalar', 'duality', 'string model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705095'] | ['We give a brief overview of black-hole solutions in four-dimensional supergravity theories and their extremal and supersymmetric limits. We also address problems like cosmic censorship and no-hair theorems in supergravity theories. While supergravity by itself seems not to be enough to enforce cosmic censorship and a... | ['1997-05-15'] |
11,067 | ['eng'] | ['Wieczerkowski, C'] | ['Renormalized $g-log (g)$ double expansion for the invariant $\\phi^4$-trajectory in three dimensions'] | ['Particle Physics - Theory'] | ['phi**n model, 4', 'dimension, 3', 'renormalization group, transformation', 'renormalization group, beta function', 'perturbation theory, higher-order', 'scaling'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705096'] | ['We study the invariant unstable manifold of the trivial renormalization group fixed point tangent to the $\\phi^{4}$-vertex in three dimensions. We parametrize it by a running $\\phi^{4}$-coupling with linear step running coupling and its logarithm.'] | ['1997-05-15'] |
11,068 | ['eng'] | ['Maule, M', 'Sciuto, S'] | ['Extended conformal symmetry of the one-dimensional Bose gas'] | ['Particle Physics - Theory'] | ['statistical mechanics', 'boson, gas', 'dimension, 1', 'energy', 'expansion 1/N', 'effective Hamiltonian'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705097'] | ['We show that the low-lying excitations of the one-dimensional Bose gas are described, at all orders in a 1/N expansion and at the first order in the inverse of the coupling constant, by an effective hamiltonian written in terms of an extended conformal algebra, namely the Cartan subalgebra of the $W_{1+\\infty}\\time... | ['1997-05-15'] |
11,069 | ['eng'] | ['Hotta, K'] | ['The Information Loss Problem of Black Hole and the First Order Phase Transition in String Theory'] | ['Particle Physics - Theory'] | ['black hole, horizon', 'critical phenomena', 'temperature, Hagedorn', 'string model', 'time', 'geometry, background', 'entropy', 'solids', 'information theory'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705100'] | ["In recent years, Susskind, Thorlacius and Uglum have proposed the model for strings near a black hole horizon in order to represent the quantum mechanical entropy of the black hole and to solve the information loss problem. But, this model is insufficient because they did not consider the metric modification by massi... | ['1997-05-15'] |
11,070 | ['eng'] | ['Hotta, K', 'Kikkawa, K', 'Kunitomo, H'] | ["Correlation between momentum modes and winding modes in Brandenberger-Vafa's string cosmological model"] | ['Particle Physics - Theory'] | ['string model, boson', 'dimension, 26', 'finite temperature', 'astrophysics', 'inflationary universe', 'duality', 'correlation function'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705099'] | ["Brandenberger and Vafa has proposed the string cosmological model based on T-duality. In this model, they took the toroidal target space, and introduced the new position \\tilde{x} conjugate to the winding mode, in addition to the position x conjugate to the momentum mode. Then they can describe the universe larger t... | ['1997-05-15'] |
11,071 | ['eng'] | ['Grignani, G', 'Paniak, L', 'Semenoff, Gordon W', 'Sodano, P'] | ['Loop Correlators and $\\theta$ States in 2D Yang-Mills Theory'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N)', 'dimension, 2', 'Wilson loop', 'Polyakov loop', 'partition function', 'correlation function', 'space-time, sphere', 'space-time, cylinder', 'regularization, heat kernel'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705102'] | ['Explicit computations of the partition function and correlation functions of Wilson and Polyakov loop operators in theta-sectors of two dimensional Yang-Mills theory on the line cylinder and torus are presented. Several observations about the correspondence of two dimensional Yang-Mills theory with unitary matrix qua... | ['1997-05-15'] |
11,072 | ['eng'] | ['Rajeev, S G', 'Turgut, O T'] | ['Geometric Quantization and Two Dimensional QCD'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N)', 'dimension, 2', 'field theory, scalar', 'fermion', 'quantization, geometrical', 'expansion 1/N', 'functional analysis'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705103'] | ['In this article, we will discuss geometric quantization of 2d QCD with fermionic and bosonic matter fields. We identify the respective large-N_c phase spaces as the infinite dimensional Grassmannian and the infinite dimensional Disc. The Hamiltonians are quadratic functions, and the resulting equations of motion for ... | ['1997-05-15'] |
11,073 | ['eng'] | ['Aspinwall, Paul S', 'Morrison, Douglas Robert Ogston'] | ['Point-like Instantons on K3 Orbifolds'] | ['Particle Physics - Theory'] | ['string model, heterotic', 'field theory, F-theory', 'spontaneous compactification', 'field theory, orbifold', 'field theory, Kaehler', 'geometry, algebra', 'algebra, Lie', 'algebra, representation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705104'] | ['The map between the moduli space of F-theory (or type II string) compactifications and heterotic string compactifications can be considerably simplified by using "stable degenerations". We discuss how this method applies to both the E8 x E8 and the Spin(32)/Z2 heterotic string. As a simple application of this method ... | ['1997-05-15'] |
11,074 | ['eng'] | ['Haagensen, P E', 'Olsen, K', 'Schiappa, R'] | ['Two-Loop $\\beta$ Functions without Feynman Diagrams'] | ['Particle Physics - Theory'] | ['sigma model, nonlinear', 'dimension, 2', 'renormalization group, beta function', 'perturbation theory, higher-order', 'higher-order, 2'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705105'] | ['Starting from a consistency requirement between T-duality symmetry and renormalization group flows, the two-loop metric beta function is found for a d=2 bosonic sigma model on a generic, torsionless background. The result is obtained without Feynman diagram calculations, and represents further evidence that duality s... | ['1997-05-15'] |
11,075 | ['eng'] | ['Ahn, C', 'Tatar, R'] | ['Geometry, D-branes and N=1 Duality in Four Dimensions with Product Gauge Group'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N) x SU(M)', 'gauge field theory, SU(N) x SU(M) x SU(K)', 'supersymmetry', 'membrane model, p-brane', 'membrane model, D-brane', 'duality', 'geometry'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705106'] | ['We study N=1 dualities in four dimensional supersymmetric gauge theories by D 6-branes wrapping around 3-cycles of Calabi-Yau threefolds in the type IIA string theory. We consider the models involving $SU(N_{c1})\\times SU(N_{c2})$ product gauge group without or with adjoint matter in terms of geometrical realisation... | ['1997-05-15'] |
11,076 | ['eng'] | ['Halyo, E'] | ['M(atrix) Black Holes in Five Dimensions'] | ['Particle Physics - Theory'] | ['field theory, M-theory', 'matrix model', 'black hole', 'dimension, 5', 'gauge field theory, Yang-Mills', 'supersymmetry', 'entropy', 'mass', 'dilute gas approximation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705107'] | ['We examine five dimensional extreme black holes with three charges in the matrix model. We build configurations of the 5+1 super Yang-Mills theory which correspond to black holes with transverse momentum charge. We calculate their mass and entropy from the super Yang-Mills theory and find that they match the semi-cla... | ['1997-05-15'] |
11,077 | ['eng'] | ['Song, D D'] | ['Automorphic Forms, Bundles and Yang-Mills Equations'] | ['Particle Physics - Theory'] | ['fibre bundle', 'gauge field theory, Yang-Mills', 'field equations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705080'] | ['We show how the weight of automorphic forms is related to the holomorphic positive and negative line bundles. Then, from the relation of holomorphic vector bundles and the existence of Yang-Mills connection on the stable bundle, we discuss how the weight of automorphic forms can be associated with the transition func... | ['1997-05-14'] |
11,078 | ['eng'] | ['Lorentsen, J H', 'Nielsen, N K'] | ['Gauge theory of a massive relativistic spinning point particle'] | ['Particle Physics - Theory'] | ['particle, relativistic', 'particle, massive', 'spin', 'gauge field theory', 'transformation, gauge', 'Hamiltonian formalism'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705081'] | ['A massive relativistic spinning point particle in any number of dimensions has in a previous article been shown to be described by first class constraints, which define a gauge theory. In the present paper we find the corresponding finite gauge transformations. By comparing the integrated gauge transformations to tra... | ['1997-05-14'] |
11,079 | ['eng'] | ['Segal, A Y', 'Sharapov, A A'] | ['Coherent (spin-)tensor fields on D=4 anti-de Sitter space'] | ['Particle Physics - Theory'] | ['space-time, de Sitter', 'field theory, tensor', 'coherent state', 'approximation, quasiclassical', 'phase space, Hilbert space'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705082'] | ['The coherent states associated to the discrete serie representations $D(E_o,s)$ of $SO(3,2)$ are constructed in terms of (spin-)tensor fields on $D=4$ anti-de Sitter space. For $E_o>s+5$ the linear space ${\\cal H}_{E_o,s}$ spanned by these states is proved to carry the unitary irreducible representation $D(E_o,s)$. ... | ['1997-05-14'] |
11,080 | ['eng'] | ['Danielsson, U H', 'Ferretti, G', 'Klebanov, Igor R'] | ['Creation of Fundamental Strings by Crossing D-branes'] | ['Particle Physics - Theory'] | ['membrane model, p-brane', 'membrane model, D-brane', 'interaction', 'string model', 'effective action', 'duality'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705084'] | ["We study the force balance between orthogonally positioned $p$-brane and $(8-p)$-brane. The force due to graviton and dilaton exchange is repulsive in this case. We identify the attractive force that balances this repulsion as due to one-half of a fundamental string stretched between the branes. As the $p$-brane pass... | ['1997-05-14'] |
11,081 | ['eng'] | ['París, J', 'Roca, J'] | ['A Remark on the Effective Description of Topological Defects'] | ['Particle Physics - Theory'] | ['topology, defect', 'effective action', 'field equations, kink', 'dimension, 2', 'zero mode', 'gauge fixing', 'transformation, gauge', 'domain wall'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705085'] | ['We subject the methodology used to derive the effective dynamics of topological defects to a critical reappraisal, using the two-dimensional kink as an illustrative example. Special care is taken on how the zero modes should be handled in order to avoid overcounting of degrees of freedom. This is an issue that has be... | ['1997-05-14'] |
11,082 | ['eng'] | ['Generowicz, J', 'Harvey-Fros, C', 'Morris, T R'] | ['C Function Representation of the Local Potential Approximation'] | ['Particle Physics - Theory'] | ['any-dimensional', 'renormalization group, c-function', 'mathematical methods, variational', 'field theory, scalar'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705088'] | ["Within the Local Potential Approximation to Wilson's, or Polchinski's, exact renormalization group, and for general spacetime dimension, we construct a function, c, of the coupling constants; it has the property that (for unitary theories) it decreases monotonically along flows, and is stationary only at fixed points... | ['1997-05-14'] |
11,083 | ['eng'] | ['Ilinskii, K N', 'Kalinin, G V', 'Stepanenko, A S'] | ['q-Functional Field Theory for particles with exotic statistics'] | ['Particle Physics - Theory'] | ['path integral', 'field theory, deformation', 'quantum algebra', 'path integral'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705086'] | ["In the paper we give consecutive description of functional methods of quantum field theory for systems of interacting q-particles. These particles obey exotic statistics and appear in many problems of condensed matter physics, magnetism and quantum optics. Motivated by the general ideas of standard field theory we de... | ['1997-05-14'] |
11,084 | ['eng'] | ['Karabali, Dimitra', 'Kim, C', 'Nair, V P'] | ['Planar Yang-Mills theory'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N)', 'gauge field theory, Yang-Mills', 'dimension, 3', 'Hamiltonian formalism', 'perturbation theory, higher-order', 'regularization', 'field theory, planar', 'mass spectrum', 'Riemann surfaces', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705087'] | ['We carry out the Hamiltonian analysis of non-Abelian gauge theories in (2+1) dimensions in a gauge-invariant matrix parametrization of the fields. A detailed discussion of regularization issues and the construction of the Laplace operator on the configuration space, which is proportional to the kinetic energy, are gi... | ['1997-05-14'] |
11,085 | ['eng'] | ['Buchholz, D A', 'Doplicher, S', 'Morchio, G', 'Roberts, J E', 'Strocchi, F'] | ['A model for charges of electromagnetic type'] | ['Particle Physics - Theory'] | ['axiomatic field theory', 'space-time', 'field theory, scalar', 'electromagnetic field', 'charge, electric', 'Gauss law', 'differential forms, symplectic', 'asymptotic behavior'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705089'] | ["We discuss a simple but instructive model in which Gauss' law holds for a class of charged states. In spite of the non-localizability of these charges, the corresponding superselection sectors can be labelled by the spectrum of some internal symmetry group and have well defined statistics. More interestingly, the pro... | ['1997-05-14'] |
11,086 | ['eng'] | ['Kastor, D A', 'Win, K Z'] | ['Non-extreme Calabi-Yau Black Holes'] | ['Particle Physics - Theory'] | ['supergravity', 'field theory, Calabi-Yau', 'field equations, solution', 'black hole'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705090'] | ['Non-extreme black hole solutions of four dimensional, N=2 supergravity theories with Calabi-Yau prepotentials are presented, which generalize certain known double-extreme and extreme solutions. The boost parameters characterizing the nonextreme solutions must satisfy certain constraints, which effectively limit the f... | ['1997-05-14'] |
11,087 | ['eng'] | ['Becker, K', 'Becker, M'] | ['A Two-Loop Test of M(atrix) Theory'] | ['Particle Physics - Theory'] | ['field theory, M-theory', 'matrix model', 'membrane model, D-brane', 'p-brane, 0', 'gauge field theory, Yang-Mills', 'supersymmetry', 'field theory, Euclidean', 'fluctuation', 'effective potential', 'perturbation theory, higher-order', 'higher-order, 2'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705091'] | ['We consider the scattering of two Dirichlet zero-branes in M(atrix) theory. Using the formulation of M(atrix) theory in terms of ten-dimensional super Yang-Mills theory dimensionally reduced to $(0+1)$-dimensions, we obtain the effective (velocity dependent) potential describing these particles. At one-loop we obtain... | ['1997-05-14'] |
11,088 | ['eng'] | ['Schwarz, J H'] | ['The M Theory Five-Brane and the Heterotic String'] | ['Particle Physics - Theory'] | ['talk, Trieste 1997/06/16', 'field theory, M-theory', 'membrane model, p-brane', 'p-brane, 5', 'boson, chiral', 'string model, heterotic', 'differential forms', 'differential geometry'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705092'] | ['Brane actions with chiral bosons present special challenges. Recent progress in the description of the two main examples -- the M theory five-brane and the heterotic string -- is described. Also, double dimensional reduction of the M theory five-brane on K3 is shown to give the heterotic string.'] | ['1997-05-14'] |
11,089 | ['eng'] | ['Howe, Paul S', 'Sezgin, E', 'West, Peter C'] | ['Aspects of Superembeddings'] | ['Particle Physics - Theory'] | ['talk, Kharkov 1997/01/05', 'supersymmetry, superspace', 'geometry', 'membrane model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705093'] | ['Some aspects of the geometry of superembeddings and its application to supersymmetric extended objects are discussed. In particular, the embeddings of (3|16) and (6|16) dimensional superspaces into (11|32) dimensional superspace, corresponding to supermembranes and superfivebranes in eleven dimensions, are treated in... | ['1997-05-14'] |
11,090 | ['eng'] | ['Bachas, C P', 'Douglas, M R', 'Green, M B'] | ['Anomalous Creation of Branes'] | ['Particle Physics - Theory'] | ['membrane model, p-brane', 'membrane model, D-brane', 'interaction', 'anomaly, chiral', 'duality'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705074'] | ['In certain circumstances when two branes pass through each other a third brane is produced stretching between them. We explain this phenomenon by the use of chains of dualities and the inflow of charge that is required for the absence of chiral gauge anomalies when pairs of D-branes intersect.'] | ['1997-05-13'] |
11,091 | ['eng'] | ['Hirayama, T', 'Maekawa, N', 'Sugimoto, S'] | ['Deformations of N=2 Dualities to N=1 Dualities in SU, SO and USp Gauge Theories'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'supersymmetry', 'duality, transformation', 'field theory, deformation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705069'] | ["We study deformations of dualities in finite N=2 supersymmetric QCD. Adding mass terms for some quarks and the adjoint matter to the finite N=2 theory, which is known to have dual descriptions, the correspondence of gauge invariant operators between the original and dual theory is deformed. As a result, we naturally ... | ['1997-05-13'] |
11,092 | ['eng'] | ['Malbouisson, A P C', 'Silva-Neto, M B', 'Svaiter, N F'] | ['One-loop dimensional reduction of the linear $\\sigma$ model'] | ['Particle Physics - Theory'] | ['sigma model, linear', 'symmetry, O(N)', 'finite temperature', 'path integral, Euclidean', 'dimensional reduction', 'perturbation theory, higher-order', 'effective potential', 'renormalization group'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705070'] | ['We perform the dimensional reduction of the linear $\\sigma$ model at one-loop level. The effective potential of the reduced theory obtained from the integration over the nonzero Matsubara frequencies is exhibited. Thermal mass and coupling constant renormalization constants are given, as well as the thermal renormal... | ['1997-05-13'] |
11,093 | ['eng'] | ['Ferrari, F'] | ['Strong-weak coupling duality in non-abelian gauge theories'] | ['Particle Physics - Theory'] | ['thesis', 'gauge field theory, nonabelian', 'gauge field theory, nonperturbative', 'strong coupling', 'weak coupling', 'duality, electromagnetic', 'supersymmetry', 'effective Lagrangian', 'correction', 'charge, fractional', 'magnetic monopole, mass', 'magnetic monopole, spin', 'condensation, monopole', 'anomaly', 'ins... | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705071'] | ['This is a general introduction to electric-magnetic duality in non-abelian gauge theories. In chapter I, I review the general ideas which led in the late 70s to the idea of electric/magnetic duality in quantum field theory. In chapters II and III, I focus mainly on N=2 supersymmetric theories. I present the lagrangia... | ['1997-05-13'] |
11,094 | ['eng'] | ['Trittmann, U'] | ['On the Role of the Annihilation Channel in Front Form Positronium'] | ['Particle Physics - Theory'] | ['positronium, mass spectrum', 'photon, annihilation', 'front form', 'effective Hamiltonian', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705072'] | ['The annihilation channel is implemented into the front form calculations of the positronium spectrum presented in a previous publication. The effective Hamiltonian is calculated analytically. Its eigensolutions are obtained numerically. A complete separation of the dynamical and instantaneous part of the annihilation... | ['1997-05-13'] |
11,095 | ['eng'] | ['Antonov, D V'] | ['Towards the Realistic Gluodynamics String'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(2)', 'Wilson loop', 'string model', 'gluon, string', 'effective action', 'background field', 'perturbation theory, higher-order'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705073'] | ['Perturbation theory in the nonperturbative QCD vacuum and the non-Abelian Stokes theorem, representing a Wilson loop in the SU(2) gluodynamics as an integral over all the orientations in colour space, are applied to derivation of the correction to the background-induced string effective action. This correction is due... | ['1997-05-13'] |
11,096 | ['eng'] | ['Chernitskii, A A'] | ['Nonlinear electrodynamics with singularities (Modernized Born-Infeld electrodynamics)'] | ['Particle Physics - Theory'] | ['electromagnetic interaction', 'Born-Infeld model', 'space-time', 'field equations, solution', 'boundary condition', 'charge, conservation law'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705075'] | ['Born-Infeld nonlinear electrodynamics are considered. Main attention is given to existence of singular point at static field configuration that Born and Infeld are considered as a model of electron. It is shown that such singularities are forbidden within the framework of the Born-Infeld model. It is proposed a moder... | ['1997-05-13'] |
11,097 | ['eng'] | ['Argyres, Philip C'] | ['Dualities in Supersymmetric Field Theories'] | ['Particle Physics - Theory'] | ['lectures, Karpacz 1997/02/13', 'gauge field theory, U(1)', 'gauge field theory, Yang-Mills', 'supersymmetry', 'duality', 'renormalization group, transformation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705076'] | ["Lectures presented at the 33rd Karpacz Winter School ``Duality: Strings and Fields'' briefly introducing dualities in four-dimensional quantum field theory, and summarizing results found in supersymmetric field theories. The first lecture describes physical aspects of electric-magnetic (EM), strong-weak coupling (S),... | ['1997-05-13'] |
11,098 | ['eng'] | ['Barci, D G', 'Naón, C M'] | ['Vacuum properties of a Non-Local Thirring-Like Model'] | ['Particle Physics - Theory'] | ['Thirring model', 'dimension, 2', 'field theory, nonlocal', 'partition function', 'ground state, wave function', 'effective action', 'current, conservation law'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705077'] | ['We use path-integral methods to analyze the vacuum properties of a recently proposed extension of the Thirring model in which the interaction between fermionic currents is non-local. We calculate the exact ground state wave functional of the model for any bilocal potential, and also study its long-distance behavior. ... | ['1997-05-13'] |
11,099 | ['eng'] | ['Maldacena, J M'] | ['Black Holes and D-branes'] | ['Particle Physics - Theory'] | ['talk, Karpacz 1997/02/13', 'string model', 'supersymmetry', 'spontaneous compactification', 'membrane model, D-brane', 'black hole', 'radiation, Hawking', 'entropy', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9705078'] | ['D-branes have been used to describe many properties of extremal and near extremal black holes. These lecture notes provide a short review of these developments.'] | ['1997-05-13'] |
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